/*
* Copyright 2003-2011 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.smodel.constraints;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.language.SAbstractConcept;
import org.jetbrains.mps.openapi.language.SContainmentLink;
import org.jetbrains.mps.openapi.model.SModel;
import org.jetbrains.mps.openapi.model.SNode;
import jetbrains.mps.smodel.runtime.ReferenceConstraintsContext;
public class ReferentConstraintsContextImpl implements ReferenceConstraintsContext {
@Deprecated
private boolean myExists;
@NotNull
private final SNode myContextNode;
@Nullable
private final SContainmentLink myContainmentLink;
private final int myPosition;
@Nullable
private final SNode myReferenceNode;
@NotNull
private final SAbstractConcept myTargetConcept;
public ReferentConstraintsContextImpl(@NotNull SNode contextNode, @Nullable SContainmentLink containmentLink, int position, @Nullable SNode referenceNode,
boolean exists, @NotNull SAbstractConcept targetConcept) {
myContextNode = contextNode;
myContainmentLink = containmentLink;
myPosition = position;
myReferenceNode = referenceNode;
myExists = exists;
myTargetConcept = targetConcept;
}
@Override
public SContainmentLink getContainmentLink() {
return myContainmentLink;
}
@Override
public boolean isExists() {
return myExists;
}
@Override
public SNode getContextNode() {
return myContextNode;
}
@Override
public String getContextRole() {
if (myContainmentLink == null) {
return null;
}
return myContainmentLink.getName();
}
@Override
public int getPosition() {
return myPosition;
}
@Override
public SModel getModel() {
return myContextNode.getModel();
}
@Override
public SNode getEnclosingNode() {
return myReferenceNode == null ? myContextNode : myReferenceNode.getParent();
}
@Nullable
@Override
public SNode getReferenceNode() {
return myReferenceNode;
}
@NotNull
@Override
public SAbstractConcept getLinkTargetConcept() {
return myTargetConcept;
}
@Override
public SNode getLinkTarget() {
return myTargetConcept.getDeclarationNode();
}
@Override
public SNode getContainingLink() {
return myContainmentLink == null ? null : myContainmentLink.getDeclarationNode();
}
}